Why in toothpaste add Fluorine

Why in toothpaste add Fluorine
Take containing Fluorine, it also wants adds to be Fluorine ion, could protect teeth effectively in the toothpaste. The statistics show, China have 0.88 dental caries while being per capita while being every, so as, calculate the whole country 1,200 million treatment of dental caries and prevent from expense, probably have 60 billion yuan. The experiment shows, gargle with 10% of the syrup, pH value is reduced to 4.0 promptly in the oral cavity 5 minutes later, the damage to teeth is that have already begun from 5.5. If pH value returns to 5.5 and takes 20 minutes naturally in the oral cavity. So the good oral cavity hygienic habit is to love the tooth and protect the key of the tooth. Learn the investigation according to China health care to find, there is allergic dentine of 39% Chinese, namely sensitive to the sour cold food. And there is initiating the allergic wedge defect of dentine of 43% in the person who often brushes teeth, this only 2% figures in the person not brushing teeth. Dr. Zhang Ke introduces, the reason which initiates this phenomenon lies in the choice of the way and toothbrush that brushes teeth is had. Use " The major part " 47.78% of the people have wedge defect in the person of the toothbrush, and use only 2.08% of the health care toothbrush. At the seminar, the expert introduces, protect teeth and only start with so tiny a place, and it will be effective to persevere. Should use to for example use and include Fluorine toothpaste for a long time too, because is once out of use, 2 weeks later, the Fluorine content of teeth will drop.

|